//package enumerations;// enumerations/PetPatternMatch.java
//// (c)2021 MindView LLC: see Copyright.txt
//// We make no guarantees that this code is fit for any purpose.
//// Visit http://OnJava8.com for more book information.
//// {NewFeature} Preview in JDK 17
//// Compile with javac flags:
////   --enable-preview --source 17
//import java.util.*;
//
//public class PetPatternMatch {
//  static void careFor(Pet p) {
//    switch(p) {
//      case Dog d -> d.walk();
//      case Fish f -> f.changeWater();
//      case Pet sp -> sp.feed();
//    };
//  }
//  static void petCare() {
//    List.of(new Dog(), new Fish())
//      .forEach(p -> careFor(p));
//  }
//}
